Friday

March 27, 2015

March 27, 2015

Posted by **gary** on Saturday, July 13, 2013 at 1:45pm.

B. Barrie is now 2 years older than Krista. In 15 years Barrie's age will be 2 years more than twice Krista's age now. How old will Barrie be in 6 years?

C. John is now 10 years older than Marcus. Three times John's age 5 years from now will be the same as five times Marcus's age 5 years ago. How old is John now?

D. In 1 year Kristen will be four times as old as Danielle. Ten years from then Kristen will only be twice as old as Danielle. How old is Kristen now?

- math -
**Jack**, Saturday, July 13, 2013 at 2:22pmA. 12+x+8=2x

20+x=2x

(subtract "x" from both sides)

x=20

B. x+2+15=2+2x

(subtract "2" from both sides)

x+15=2x

(subtract "x" from both sides)

x=15 (Krista's age)

15+2=17 (Barrie's age now)

17+6=23

**Answer this Question**

**Related Questions**

MATH - Sam is 5 years old. His older brother, Tom, is three times as old as Sam...

MATH - Sam is 5 years old. His older brother, Tom, is three times as old as Sam...

Math - Ruby is 10 years older than Sam. The sum of their ages is 52. How old is ...

Math - Sam is four years younger than Jason. In four years, Jason will be twice ...

Math - Brad is 3/4 the age of Manel. Manuel is twice as old as Benigno. Jose is ...

algebra - A person is 3 times as old as aonther person but in 15 years she will ...

Math - 2x represents that Clyde is twice (2 times) as old as Bonnie. 6 years ...

math - the sum of the ages of sam and tomas is 27 years. seven years ago, tomas ...

math - A. John is now 10 years older than Marcus. Three times John's age 5 years...

Math - Barry is 8 years older than his sister. In 3 years, he will be twice as ...